CN106898847A - A kind of metal-air batteries system and its temprature control method - Google Patents
A kind of metal-air batteries system and its temprature control method Download PDFInfo
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- CN106898847A CN106898847A CN201510964337.9A CN201510964337A CN106898847A CN 106898847 A CN106898847 A CN 106898847A CN 201510964337 A CN201510964337 A CN 201510964337A CN 106898847 A CN106898847 A CN 106898847A
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- metal
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- air batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
- H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04746—Pressure; Flow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Hybrid Cells (AREA)
Abstract
The invention provides a kind of metal-air batteries system and its temprature control method, system includes enclosed cell casing, metal-air battery unit, fan, electric-powered shutter and control administrative unit；System includes control administrative unit, including temperature controller, electrolyte temperature sensor and environment temperature sensor；Electrolyte temperature sensor and environment temperature sensor are connected with controller signals, and the temperature signal for that will detect passes to temperature controller；Temperature controller is electrically connected with fan and electric-powered shutter, and the start and stop and electric-powered shutter for controlling fan must open amplitude.Compared with prior art, present invention accomplishes metal-air batteries system, especially aluminium/air battery system high-power output the need for long-play, can be widely applied to Prospect of EVS Powered with Batteries or large-scale stand-by power supply field.
Description
Technical field
The present invention relates to metal-air batteries system, more particularly to a kind of temperature of metal-air batteries system
Degree control method.
Background technology
Aluminium-air cell is one kind of metal-air batteries, excellent with the high, long lifespan of specific power and specific energy etc.
Point, is a kind of environmental protection and energy saving, efficient electricity generation system.In the feelings that Current resource scarcity, environment go from bad to worse
Under condition, aluminium-air cell stable performance, maintenance cost are cheap, have much attraction, low noise during additional its operation,
Low consumption, it is pollution-free, the features such as produced without waste gas, the research of aluminium-air cell has important for sustainable development
Meaning.
When aluminium-air cell works, the heat of generation can raise internal temperature of battery, and over-heat inside can cause the moon
Pole Catalytic Layer is impaired and aluminium anodes gas-evolving electrodes aggravate, and battery performance declines；More seriously negative electrode under high temperature
Plastic casing with battery can deform, and then cause anode and cathode contacts to be short-circuited, and influence the battery longevity
Life.
And aluminium-air cell declines rapidly when low temperature environment works due to single battery voltage, cause battery pack without
Method high power discharge, seriously constrains the discharge performance of aluminium-air cell.
In order to improve the range of application of aluminium-air cell, reduce influence of the environment temperature to aluminium-air cell performance,
The need for meeting the high-power output long-play of aluminium-air cell, therefore effective heat is carried out to aluminium-air cell
Management and monitoring temperature are of crucial importance.
The content of the invention
It is an object of the invention to provide a kind of metal-air batteries system and its temprature control method, especially
Be battery system when low temperature environment runs, can effective regulating cell box house air output size, and then
Keep battery therein temperature, the discharge performance of metal-air batteries when improve low temperature environment；Additionally,
The turn-on flow rate of electrolyte circulating pump according to the size of system output power, can be adjusted, and then adjusts metal-air
Temperature inside battery system, meets metal-air batteries, especially the high-power output of aluminium/air, when long
Between run the need for.
The present invention is realized using following technical scheme：
A kind of metal-air batteries system, it is characterised in that：Including enclosed cell casing, metal-air battery
Unit, fan, electric-powered shutter and control administrative unit；
The metal-air batteries unit is placed in enclosed cell box house, in the phase of the enclosed cell casing
To being respectively equipped with air inlet and gas outlet in two side walls；Fan is provided with the air inlet, is metal/sky
Pneumoelectric pool unit provides sufficient air supply；Electric-powered shutter, electric-powered shutter are provided with the gas outlet
Including a piece of rotatable vane above, outlet gas is adjusted by the rotation amplitude of electric-powered shutter blade and is arranged
Output；
The metal-air batteries unit includes battery pile, the electrolysis that the cell of the two section above is composed in series
Liquid holding tank, and connect the electrolyte circulating pump of electrolyte holding tank and cell electrolyte cavities；The electricity
Solution liquid holding tank is placed in battery pile bottom；
The cell is provided with electrolyte cavities, is connected between each cell electrolyte cavities in the battery pile
It is logical；
The control administrative unit includes temperature controller, electrolyte temperature sensor and environment temperature sensor；
The electrolyte temperature sensor is placed in inside electrolyte holding tank；The environment temperature sensor is placed in closed electricity
Outside the metal-air battery unit of pond box house；
The electrolyte temperature sensor and environment temperature sensor are connected with controller signals, for that will detect
Temperature signal pass to temperature controller；The temperature controller is electrically connected with the fan and electric-powered shutter
Connect, the start and stop and electric-powered shutter for controlling fan must open amplitude.
The temperature controller is electrically connected with the electrolyte circulating pump, the output for controlling electrolyte circulating pump
Flow.
The material that is made of the electrolyte holding tank is the one kind in nylon, ABS engineering plastics, polytetrafluoroethylene (PTFE).
There is air communication channel, the air circulation between the cell of the two section above of the composition battery pile
The width of passage is more than or equal to 2mm, less than or equal to 10mm.
The electrolyte temperature sensor 18 has probe and signal transmssion line, between the probe and electrolyte
Completely cut off with heat conduction and anticorrosive.
The heat conduction and anti-corrosion material are the one kind in polytetrafluoroethylene (PTFE), silicon rubber, nylon.
The rotation of the tabular blade is capable of achieving blade in the change of projected area on the section of gas outlet.
Before the metal-air batteries system starts, the electric-powered shutter blade will in fully closed condition
Gas outlet is closed；When the metal-air batteries system brings into operation, the temperature controller control fan is opened
It is dynamic, treat that the environment temperature that environment temperature sensor is detected is higher than its setting value TESWhen, the temperature controller
Control electric-powered shutter blade is rotated, and the unlatching amplitude for making electric-powered shutter is A；Liquid temperature sensor to be electrolysed
The temperature in electrolyte holding tank for detecting is higher than its setting value TISWhen, the temperature controller 17 controls electricity
Dynamic blade of louver window is rotated, and the unlatching amplitude for making electric-powered shutter is B；Amplitude refers to not going out by leaf baffle
The ratio of port area and outlet open area, the B is more than A.
The temperature controller is electrically connected with the electrolyte circulating pump, the output for controlling electrolyte circulating pump
Flow；
The external power output of the metal-air batteries system is individual from N-1 is provided between 0 to rated power
Power points, forms N number of power interval, and N is the integer more than or equal to 2；The metal-air batteries system
External power output and the electrolyte circulating pump turn-on flow rate positive correlation；Described each power interval and institute
State the turn-on flow rate correspondence of electrolyte circulating pump；The temperature controller is according to the metal-air batteries system
Electrolyte circulating pump described in the output power of system is opened to corresponding flow.
The invention has the advantages that and advantage：
(1) effect is significant：Using the method to internal battery pack temperature sink effect clearly；
(1) performance is improved：The discharge performance of battery system is greatly improved at low ambient temperatures；
(2) in-fighting is reduced：Battery system itself in-fighting is effectively reduced, system availability is improved；
Metal-air batteries system is met, especially the high-power output of aluminium/air battery system, transported for a long time
The need for row, Prospect of EVS Powered with Batteries or large-scale stand-by power supply field are can be widely applied to.
Brief description of the drawings：
Fig. 1 is battery system schematic diagram in the present invention described in embodiment 1；
Fig. 2 is battery container schematic diagram in the present invention described in embodiment 1；
Fig. 3 is battery system electrolysis liquid pipeline schematic diagram in the present invention described in embodiment 1；
Fig. 4 is temperature control logic block diagram in the present invention described in embodiment 1；
Fig. 5 is circulating pump control logic block diagram in the present invention described in embodiment 1；
It is Battery case 11, electrolyte holding tank 12, the first fan 13, the second fan 14, electronic in figure
Shutter 15, metal-air batteries unit 16, controller 17, electrolyte temperature sensor 18, environment temperature
Degree sensor 19, electrolyte circulating pump 20.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below by embodiment, and
With reference to accompanying drawing, technical scheme is described in further detail, it is therefore an objective to which preferably description is of the invention,
But do not constitute inappropriate limitation of the present invention.
Specific embodiment 1：
As shown in figure 1, aluminum air battery system includes：Battery case, electrolyte holding tank, 2 direct current wind
Fan, electric-powered shutter, metal-air batteries unit, control administrative unit, electrolyte temperature sensor, ring
Border temperature sensor and circulating pump.
As shown in Fig. 2 electrolyte holding tank, 2 DC fans, electric-powered shutter, metal-air batteries
Unit, control administrative unit, electrolyte temperature sensor, environment temperature sensor and circulating pump are all arranged on electricity
Pond box house.Battery case air intake vent installs 2 DC fans, is that metal-air batteries unit 16 is provided
Air supply；Air outlet installs electronic coaxial shutter, is easy to adjust air output size.
As shown in figure 3, being the battery pack of 3kW from rated power, battery pack is by 24 section monocell housing strings
Joint group is into housing is made of such as nylon, ABS engineering plastics, polytetrafluoroethylene (PTFE) material, between mono-hull
The gap of a minimum of 2mm, is easy to form air duct between two monocell housings, has enough oxygen to flow through
The surface of air electrode.
Battery pack is arranged on above electrolyte holding tank, is easy to electrolyte circular flow, the outlet of electrolyte holding tank
It is connected with circulating pump line entry, and circulating pump line entry liquid level exports liquid level less than electrolyte holding tank
Highly, it is to avoid line entry air inlet and cause circulate failure of pump；Circulating pump tube outlet and battery pack entrance
Connection, is battery pack continuous conveying electrolyte, and stack inlet is connected to electrolyte holding tank entrance, electrolyte
Circulated in this loop.
When aluminum air battery system is run, the environment temperature and electricity of administrative unit real-time monitoring Battery case are controlled
Solve the temperature of liquid holding tank；
As shown in figure 4, temperature logic control process：After System self-test is ready, when the ring in Battery case
Border temperature is less than TESWhen, control administrative unit control electric-powered shutter opens 30%, by reducing Battery case
Air output keeps metal-air batteries unit internal temperature, improves metal-air batteries cell discharge performance,
Otherwise enter next step；When environment temperature is more than TESWhen, and the temperature of electrolyte is less than TISWhen, control management
Unit control electric-powered shutter opens 80%, otherwise into next step；When the temperature of electrolyte is more than TISWhen,
Control administrative unit control electric-powered shutter opens 100%, carrys out the rapid temperature reduced in Battery case, improves
Metal-air batteries unit radiating effect；
As shown in figure 5, circulating pump logic control process：After System self-test is ready, battery system starts,
Metal-air batteries unit starts normal work；When battery system power is less than 1kW, administrative unit is controlled
It is 30% to control pump flow, otherwise into next step；When battery system power is more than or equal to 1kW and is less than
During 2kW, it is 60% to control administrative unit to control pump flow, otherwise into next step；When battery system work(
When rate is more than or equal to 2kW, it is 100% to control administrative unit to control pump flow.In battery system difference work(
Under rate, the real-time traffic of circulating pump is controlled by controlling administrative unit, and then effectively reduce battery system oneself
Body in-fighting, improves system availability.
Presently preferred embodiments of the present invention is these are only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent exchange and improvement for being made within god and principle etc., should be included in protection model of the invention
Within enclosing.
Claims (9)
1. a kind of metal-air batteries system, it is characterised in that：Including enclosed cell casing, metal-air electricity
Pool unit, fan, electric-powered shutter and control administrative unit；
The metal-air batteries unit is placed in enclosed cell box house, in the phase of the enclosed cell casing
To being respectively equipped with air inlet and gas outlet in two side walls；Fan is provided with the air inlet, is metal/sky
Pneumoelectric pool unit provides sufficient air supply；Electric-powered shutter, electric-powered shutter are provided with the gas outlet
Including a piece of rotatable vane above, outlet gas is adjusted by the rotation amplitude of electric-powered shutter blade and is arranged
Output；
The metal-air batteries unit includes battery pile, the electrolysis that the cell of the two section above is composed in series
Liquid holding tank, and connect the electrolyte circulating pump of electrolyte holding tank and cell electrolyte cavities；The electricity
Solution liquid holding tank is placed in battery pile bottom；
The cell is provided with electrolyte cavities, is connected between each cell electrolyte cavities in the battery pile
It is logical；
The control administrative unit includes temperature controller, electrolyte temperature sensor and environment temperature sensor；
The electrolyte temperature sensor is placed in inside electrolyte holding tank；The environment temperature sensor is placed in closed electricity
Outside the metal-air battery unit of pond box house；
The electrolyte temperature sensor and environment temperature sensor are connected with controller signals, for that will detect
Temperature signal pass to temperature controller；The temperature controller is electrically connected with the fan and electric-powered shutter
Connect, the start and stop and electric-powered shutter for controlling fan must open amplitude.
2. metal-air batteries system as claimed in claim 1, it is characterised in that：The temperature controller with
The electrolyte circulating pump electrical connection, the output flow for controlling electrolyte circulating pump.
3. metal-air batteries system as claimed in claim 1 or 2, it is characterised in that：The electrolyte is deposited
The material that is made of storage tank is the one kind in nylon, ABS engineering plastics, polytetrafluoroethylene (PTFE).
4. metal-air batteries system as claimed in claim 1 or 2, it is characterised in that：The composition battery
There is air communication channel between the cell of the two section above of heap, the width of the air communication channel more than etc.
In 2mm, less than or equal to 10mm.
5. metal-air batteries system as claimed in claim 1, it is characterised in that：Electrolyte temperature sensor
With probe and signal transmssion line, completely cut off with heat conduction and anticorrosive between the probe and electrolyte.
6. metal-air batteries system as claimed in claim 5, it is characterised in that：The heat conduction and preserving timber
Expect to be the one kind in polytetrafluoroethylene (PTFE), silicon rubber, nylon.
7. metal-air batteries system as claimed in claim 1, it is characterised in that：The blade is tabular leaf
Piece, the rotation of tabular blade is capable of achieving blade in the change of projected area on the section of gas outlet.
8. a kind of temprature control method of any metal-air batteries systems of claim 1-6, its feature
It is：
Before the metal-air batteries system starts, the electric-powered shutter blade will in fully closed condition
Gas outlet is closed；When the metal-air batteries system brings into operation, the temperature controller control fan is opened
It is dynamic, treat that the environment temperature that environment temperature sensor is detected is higher than its setting value TESWhen, the temperature controller
Control electric-powered shutter blade is rotated, and the unlatching amplitude for making electric-powered shutter is A；Liquid temperature sensor to be electrolysed
The temperature in electrolyte holding tank for detecting is higher than its setting value TISWhen, the temperature controller control is electronic
Blade of louver window is rotated, and the unlatching amplitude for making electric-powered shutter is B；Amplitude refers to not by the outlet of leaf baffle
The ratio of open area and outlet open area, the B is more than A.
9. according to the temprature control method of metal-air batteries system described in claim 8, it is characterised in that：
The temperature controller is electrically connected with the electrolyte circulating pump, the output for controlling electrolyte circulating pump
Flow；
The external power output of the metal-air batteries system is individual from N-1 is provided between 0 to rated power
Power points, forms N number of power interval, and N is the integer more than or equal to 2；The metal-air batteries system
External power output and the electrolyte circulating pump turn-on flow rate positive correlation；Described each power interval and institute
State the turn-on flow rate correspondence of electrolyte circulating pump；The temperature controller is according to the metal-air batteries system
Electrolyte circulating pump described in the output power of system is opened to corresponding flow.
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| CN201510964337.9A CN106898847B (en) | 2015-12-18 | 2015-12-18 | A kind of metal-air batteries system and its temprature control method |
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| CN201510964337.9A CN106898847B (en) | 2015-12-18 | 2015-12-18 | A kind of metal-air batteries system and its temprature control method |
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| CN106898847B CN106898847B (en) | 2019-05-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109888440A (en) * | 2017-12-06 | 2019-06-14 | 中国科学院大连化学物理研究所 | High-specific-power metal-air battery system |
| CN112201817A (en) * | 2020-11-03 | 2021-01-08 | 中国科学技术大学 | Metal air fuel cell system started in low-temperature environment and operation method |
| CN112751059A (en) * | 2021-01-06 | 2021-05-04 | 清华大学 | Monomer body for metal-air battery monomer and metal-air battery monomer |
| CN114335820A (en) * | 2021-12-16 | 2022-04-12 | 中国人民解放军火箭军工程大学 | Aluminum-air power supply electrolyte temperature-changing operation system and method |
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| CN106898847B (en) | 2019-05-07 |
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